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Individual Calculations November 2011 |
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| Sobel, Simone Total change: -12.90 | |   |
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| 12th Metropolitan Chess FIDE Qualifier | Los Angeles, CA | USA | 2011-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1876 | 0.00 | 1 | -0.51 | 15 | -7.65 | |
|  Kamgar, Leo | | | 1872 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 13th Metropolitan Chess FIDE Qualifier | Los Angeles, California | USA | 2011-09-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1853 | 1.00 | 4 | -0.10 | 15 | -1.50 | |
| | Gupta, Ankit | | | 2209 | USA | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Polsky, Ryan | | | 1922 | USA | 0.50 | 1 | 0.10 | 15 | 1.50 | |  Viswanadha, Kesav | | | 1938 | USA | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Xia, Yusheng | | | 2082 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | CCA 8th Annual Los Angeles Open - U2300 Section | Los Angeles, California | USA | 2011-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2185 | 1853 | 0.00 | 2 | -0.25 | 15 | -3.75 | |
| | Akopyan, Harutyun | f | | 2225 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Norman, Roger | | | 2144 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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